Roger Weller, geology instructor
firstname.lastname@example.org copyright 2010-R.Weller
Hematite, ferric oxide, can occur in a wide variety of forms. If it occurs as large
masses of gray metallic sparkly crystals, almost like a schist, it is called specular
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.